There are currently estimated to be 982,000 people with dementia in the UK, but more than a third of people with the condition do not have a diagnosis Sign up for our free Health Check email to receive exclusive analysis on the week in health Get our free Health Check email Get our free Health Check email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice Faster MRI scans could help end the “postcode lottery” of dementia